Hematological and physiological responses in polo ponies with different field-play positions during low-goal polo matches. - Sanigavatee, Kanokpan; Poochipakorn, Chanoknun; Huangsaksri, Onjira; Wonghanchao, Thita; Yalong, Mona; Poungpuk, Kanoknoot; Thanaudom, Kemika; Chanda, Metha (PLoS ONE, 2024)